Rockford Fosgate P2D4-12
2x2Ω
2x4Ω
Subwoofer
12″ / 305 mm
Nominal diameter
27 Hz
Resonance
0.54
Q factor
87 dB
Sensitivity
± 13.3 mm
Linear excursion
800 W
Program Power
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- Amazon.com
- $$$
- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 86.6
- dB
- Resonance frequency (free air)
- fS
- 27.2
- Hz
- Mechanical quality factor
- QMS
- 6.30
- Electrical quality factor
- QES
- 0.59
- Total quality factor
- QTS
- 0.54
- Maximum linear excursion
- xmax
- 13.3
- mm
- Air volume displaced at xmax
- VD
- 758
- cm³
- Power handling
- P
- 400
- W
- Program power
- Pmax
- 800
- W
- Nominal impedance
- Z
- 2 x 4
- Ω
- DC resistance (in series)
- RE
- 6.4
- Ω
- Inductance (1kHz, in series)
- LE
- 5.5
- mH
- VC Diameter
- 57
- mm
- Force factor (in series)
- Bl
- 18.9
- N/A
- Motor constant
- Bl/√RE
- 7.47
- N/√W
- Weight
- 2.06
- kg
- Effective diameter
- 269
- mm
- Effective area
- SD
- 570
- cm²
- Moving mass
- MMS
- 193.4
- g
- Moving mass (without air load)
- MMD
- 184.3
- g
- Stiffness
- KMS
- 5.65
- N/mm
- Compliance
- CMS
- 177
- µm/N
- Equivalent volume to the compliance
- VAS
- 81.5
- L
- Mechanical resistance
- RMS
- 5.25
- N·s/m
- Nominal diameter
- 12
- ″
- 305
- mm
- Baffle cutout diameter
- 285
- mm
- Mounting depth
- 162
- mm
- Volume occupied by the driver
- 2.41
- L
Available on (affiliate link)
Specifications
Thiele & Small parameters
Large signal parameters
Voice Coil
Magnet
Diaphragm
Suspensions
Dimensions
Export this driver to a simulation software:
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
MfbLabs
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